We just did a huge production run of our popular adjustable voltage boost module so that we could run a 25% off SALE !! Now you can have control over your charging voltage for just $75 !!

For those of you who don't know, the AVBM is a simple module that installs in 5 minutes, plugs in between the alternator and OEM alternator harness. It has a dial in it, so that you can easily adjust your vehicle's charging voltage from 14.0 to 19.5 volts by simply turning a dial !! This unit will work on stock or aftermarket alternators, as long as an OEM type internal regulator is in the alternator. Compatible with 12V, 14V or 16v batteries. (Make sure you check with your vehicle manufacturer and equipment providers to determine what a safe charging voltage is for your vehicle)We currently offer 3 different models: